Americium

Element information

Atomic properties

Mass: 243.06138 u

Electron configuration: [Rn]7s2 5f7

Oxidation states: +6, +5, +4, +3

Electronegativity: 1.3

Physical properties

Density: 13.69 g/cm³

Standard state: solid

Melting point: 1449 K

Boiling point: 2284 K

₉₅Am

Part of the Periodic Table 2 collection

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